12444040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{907}}^1$

素因数の和:939

約数の個数: 64

約数和(自身を含む): 32688000

約数和(自身を除く): 20243960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 907, 980, 1372, 1715, 1814, 1960, 2744, 3430, 3628, 4535, 6349, 6860, 7256, 9070, 12698, 13720, 18140, 25396, 31745, 36280, 44443, 50792, 63490, 88886, 126980, 177772, 222215, 253960, 311101, 355544, 444430, 622202, 888860, 1244404, 1555505, 1777720, 2488808, 3111010, 6222020, 12444040]

約数ペア:

[(1, 12444040), (2, 6222020), (4, 3111010), (5, 2488808), (7, 1777720), (8, 1555505), (10, 1244404), (14, 888860), (20, 622202), (28, 444430), (35, 355544), (40, 311101), (49, 253960), (56, 222215), (70, 177772), (98, 126980), (140, 88886), (196, 63490), (245, 50792), (280, 44443), (343, 36280), (392, 31745), (490, 25396), (686, 18140), (907, 13720), (980, 12698), (1372, 9070), (1715, 7256), (1814, 6860), (1960, 6349), (2744, 4535), (3430, 3628)]